It means that Problems or Issues has not been sorted out or has not been solved
Guy you are dating says you have unresolved issues because you keep on talking about your past relationships.
unresolved issues about her
The Treaty of Paris secured U.S. independence from European powers, but it did leave some border issues unresolved.
If left unresolved , or only partially resolved issues can fester and bubble to the surface again. They continue to cause problems whether it be overtly or covertly.
Bad Girls Club - 2006 Unresolved Issues 3-15 was released on: USA: 31 March 2009
They will find the time to revisit unresolved issues.
Because you still have unresolved feelings about them, or issues with them.
Possibly some unresolved emotional issues.
the definition of national citizenship
Most would call it "unresolved issues with your father".
East Timor
Most would call it "unresolved issues with your father".